* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: darksalmon;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

div {
    position: fixed;
    bottom: 30px;
    background-color: rgba(0, 0, 0, 0.2);
    padding: 10px 5px;
    border-radius: 8px;
}

input {
    width: 50px;
    font-size: 20px;
    background-color: rgba(0, 0, 0, 0.1);
    text-align: center;
}